What knowledge do I need to learn to make a device that sends a signal to a computer through a USB port after pressing a button on the device? Thanks for any tips.
[b]1-4-2. Output voltage filter circuit of parallel switching power supply[/b] As we know above, when the parallel switching power supply does not have an output voltage filter circuit, the amplitude
Brothers and sisters who are working in embedded systems, I have a question. Why is it that when I download the code ported by others to my computer and then use ads to generate bin, it doesn't work?